Excel OLE Object Value Set/Get

Excel_Ole_setget.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using Microsoft.Office.Interop.Excel;
using Microsoft.VisualBasic;
using Excel = Microsoft.Office.Interop.Excel;


public class Excel_Ole_setget
{
	public Worksheet m_sheet;

	private Excel.OLEObject GetObj(string name)
	{
		var sheet = m_sheet;
		var objs = (Excel.OLEObjects)sheet.OLEObjects();	

		foreach(var i in objs)
		{
			var o = (Excel.OLEObject)i;
			if (o.Name == name)
			{
				return o;
			}
		}
		return null;
	}

	public string GetText(string name)
	{
		try {
			var o = GetObj(name);
			var type = o.Object.GetType();

			string val = (string)type.InvokeMember("Text", System.Reflection.BindingFlags.GetProperty, null, o.Object, null).ToString();

			return val;
		} catch {
			return null;
		}
	}

	public void SetText(string name, string val)
	{
		try {
			var o = GetObj(name);
			var type = o.Object.GetType();

			type.InvokeMember("Text", System.Reflection.BindingFlags.SetProperty,null, o.Object, new object[] {val});
		} catch {

		}
	}

	public bool GetCheckboxValue(string name)
	{
		try {
			var o = GetObj(name);
			var type = o.Object.GetType();

			string val = (string)type.InvokeMember("Value", System.Reflection.BindingFlags.GetProperty, null, o.Object, null).ToString();
			
			return val == "True";
		} catch {
			return false;		
		}
	}

	public void SetCheckboxValue(string name, bool b)
	{
		try {
			var o = GetObj(name);
			var type = o.Object.GetType();

			type.InvokeMember("Value", System.Reflection.BindingFlags.SetProperty,null, o.Object, new object[] {b});
		} catch {
			
		}
	}
}

Fixed!